By having a copy in some form of the prayers from the Book of the Dead, in order to correctly answer questions asked you. Your heart must be measured-weighed against the feather of ma'at. If it is heavier than that, your soul would endure death for the dead, being devoured by the monster Apep.
The book of the dead.
the answer is 50 to 100 thousand years
=== === === === === ===for more information about why the heart was left in the body type in this question What were the steps of Egyptian afterlife?
Egyptian burial shrouds were cloths (often or always made of linen) they wrapped mummies in. Apparently seven shrouds were used. They believed burial shrouds were essential to the afterlife.
Um...do you mean sarcophagus, because an esophagus is your throat. A SARCOPHAGUS was the funerary coffin in which ancient Egyptians placed the mummified body. Some of the ancient Pharaohs had several sarcophagi nestled in each other. Amulets and sometimes goods for the afterlife were placed in the sarcophagi for use of the deceased in the afterlife.
The afterlife was a main concern of the Egyptian civilization.
The tombs of the ancient Egyptian pharaohs and nobility are filled with items that would be needed in the Egyptian afterlife. Also the uncovered writings of the ancient Egyptians speak about the afterlife.
The ancient Egyptian belived in afterlife. And that was why the mummified the dead in preparation for this.
They did not do anything. It was part of their belief.
The afterlife
Mummification
Heaven.
The book of the dead.
Embalming
the answer is 50 to 100 thousand years
Pharohs and their belongings to help them trough the afterlife
=== === === === === ===for more information about why the heart was left in the body type in this question What were the steps of Egyptian afterlife?